Cast
You Hee-yeolSelf - Host
You Hee-yeol was 48 in You Hee Yeol's Sketchbook - Season 1 - Episode 441 (Episode 441). Birthday: Mon, Apr 19 1971
GraySelf
Gray was 32 in You Hee Yeol's Sketchbook - Season 1 - Episode 441 (Episode 441). Birthday: Mon, Dec 08 1986
Jeong Dong-hwanSelf
Jeong Dong-hwan was 27 in You Hee Yeol's Sketchbook - Season 1 - Episode 441 (Episode 441). Birthday: Sat, Jan 11 1992
Kwon Jeong-yeolSelf
Kwon Jeong-yeol was 36 in You Hee Yeol's Sketchbook - Season 1 - Episode 441 (Episode 441). Birthday: Tue, Mar 01 1983
You Hee-yeol
Gray
Jeong Dong-hwan
Kwon Jeong-yeol